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ㅂ Irregular Verbs

The ㅂ irregular verb group is the largest of the seven Korean irregular verb groups. Therefore, it is important to understand how they work.

ㅅ Irregular Verbs

The ㅅ irregular verbs are the most confounding Korean irregular verbs. They will force you to go against basics you have gotten so used to.

ㅎ Irregular Verbs

The ㅎ irregular verbs are the most convoluted of the Korean irregular verbs. However, with a little practice, they won’t cause you any troubles.

ㅡ Irregular Verbs

The ㅡ irregular verbs might look like the most difficult of the Korean irregular verbs. But, once you get used to their rules, they are pretty easy.


동안 is a great alternative to -(으)면서 while lacking the former’s limitation. Like it, 동안 indicates an action happens at the same time as another action.

The Korean time expression 때 is one you use to indicate when an action or state happened or the duration of said state or action.

르 Irregular Verbs

The 르 irregular verbs are a common Korean irregular verb group. Thus it is important to know its rules well. Thankfully, they are rather simple.


위해서, shortened as 위해, has the same function as -(으)려고 as it indicates the goal or purpose of an action. Though, it does not have the latter’s limitations.


전에 is an easy time expression in Korean grammar. It indicates something happened before something else. With verbs, it takes the form -기 전에.

The Korean time expression 중 indicates an action, event or state is currently in progress similar to how it is expressed by the Korean progressive tense.